This should be judged according to the condition of the old man. Go to the hospital for examination in time to find out what is the cause of insomnia. If it is only insomnia or some sudden diseases, such as new crown pneumonia infection, it may also cause the elderly to want to sleep at night. Go to the hospital for examination in time. Without too many symptoms, the quality of life will not be affected, and they can live forever unless there are some cancers or some serious diseases. Or more serious complications, it depends on the doctor's advice, which may affect the length of life, but no matter what happens, you must have a positive attitude and a happy mood, and your body will be better. Maybe your health will get better and better. Miracles may also occur.